220012101203111 has 4 divisors (see below), whose sum is σ = 251442401374992. Its totient is φ = 188581801031232.

The previous prime is 220012101203107. The next prime is 220012101203123. The reversal of 220012101203111 is 111302101210022.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 220012101203111 - 2² = 220012101203107 is a prime.

It is a super-3 number, since 3×220012101203111³ (a number of 44 digits) contains 333 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 220012101203111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220012101203911) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15715150085930 + ... + 15715150085943.

It is an arithmetic number, because the mean of its divisors is an integer number (62860600343748).

Almost surely, 2^{220012101203111} is an apocalyptic number.

220012101203111 is a deficient number, since it is larger than the sum of its proper divisors (31430300171881).

220012101203111 is an equidigital number, since it uses as much as digits as its factorization.

220012101203111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31430300171880.

The product of its (nonzero) digits is 48, while the sum is 17.

Adding to 220012101203111 its reverse (111302101210022), we get a palindrome (331314202413133).

The spelling of 220012101203111 in words is "two hundred twenty trillion, twelve billion, one hundred one million, two hundred three thousand, one hundred eleven".